<template>
    <div class="login-container">
        <el-form ref="loginForm" :model="loginForm" :rules="loginRules" class="login-form" autocomplete="on" label-position="left">

            <div class="title-container">
                <h3 class="title">后台管理系统</h3>
            </div>

            <el-form-item prop="username">
        <span class="svg-container">
          <i class="el-icon-user"/>
        </span>
                <el-input
                        ref="username"
                        v-model="loginForm.username"
                        placeholder="Username"
                        name="username"
                        type="text"
                        tabindex="1"
                        autocomplete="on"
                />
            </el-form-item>

            <el-tooltip v-model="capsTooltip" content="Caps lock is On" placement="right" manual>
                <el-form-item prop="password">
          <span class="svg-container">
            <i class="element-icons el-iconlock" />
          </span>
                    <el-input
                            :key="passwordType"
                            ref="password"
                            v-model="loginForm.password"
                            :type="passwordType"
                            placeholder="Password"
                            name="password"
                            tabindex="2"
                            autocomplete="on"
                            @keyup.native="checkCapslock"
                            @blur="capsTooltip = false"
                            @keyup.enter.native="handleLogin"
                    />
                    <span class="show-pwd" @click="showPwd">
            <svg-icon :icon-class="passwordType === 'password' ? 'eye' : 'eye-open'" />
          </span>
                </el-form-item>
            </el-tooltip>

            <el-form-item prop="code" style="width: 330px">
                <el-input v-model="loginForm.code" placeholder="点击更换验证码" type="text" auto-complete="false" style="width: 250px;margin-right: 5px"></el-input>
            </el-form-item>
            <div style="width: 100px;float: left;padding-top: 5px;position: relative;margin-left: 350px;margin-top: -70px">
                <img :src="captchaUrl" @click="updateCaptcha" height="100%">
            </div>

            <el-button :loading="loading" type="primary" style="width:100%;margin-bottom:30px;" @click="handleLogin">登录</el-button>

            <div style="position:relative">
                <div class="tips">
                    <span>没账号,去寻找管理员注册</span>
                </div>

                <div class="tips">
                    <span>忘记密码,通过发邮件修改</span>
                </div>

                <el-button class="thirdparty-button" type="primary" @click="showDialog=true">
                    忘记密码
                </el-button>
            </div>
        </el-form>

        <el-dialog title="忘记密码" :visible.sync="showDialog">
            发送验证码，邮箱验证码验证！
            <br>
            <br>
            <br>
            <social-sign />
        </el-dialog>
    </div>
</template>

<script>
    import SocialSign from './componet/SocialSignin.vue'


    export default {
        name: 'Login',
        components: { SocialSign },
        data() {
            return {
                captchaUrl:'/login/captcha?time='+new Date(),
                loginForm: {
                    username: 'admin',
                    password: 'admin',
                    code:''
                },
                loginRules: {
                    username: [{ required: true, trigger: 'blur', message:'输入用户名' }],
                    password: [{ required: true, trigger: 'blur', message:'输入密码' }]
                },
                passwordType: 'password',
                capsTooltip: false,
                loading: false,
                showDialog: false,
                redirect: undefined,
                otherQuery: {}
            }
        },

        created() {
            // window.addEventListener('storage', this.afterQRScan)
        },
        mounted() {
            if (this.loginForm.username === '') {
                this.$refs.username.focus()
            } else if (this.loginForm.password === '') {
                this.$refs.password.focus()
            }
        },
        destroyed() {
            // window.removeEventListener('storage', this.afterQRScan)
        },
        methods: {
            checkCapslock(e) {
                const { key } = e
                this.capsTooltip = key && key.length === 1 && (key >= 'A' && key <= 'Z')
            },
            showPwd() {
                if (this.passwordType === 'password') {
                    this.passwordType = ''
                } else {
                    this.passwordType = 'password'
                }
                this.$nextTick(() => {
                    this.$refs.password.focus()
                })
            },
            handleLogin() {
                this.$refs.loginForm.validate(valid => {
                    if (valid) {
                        this.loading = true;
                        let LoginForm={
                            loginName:'admin',
                            password:'admin',
                            code:'',
                        };
                        LoginForm.loginName=this.loginForm.username;
                        LoginForm.password=this.loginForm.password;
                        LoginForm.code=this.loginForm.code;
                        console.log(LoginForm);
                        this.$http({
                            url:'/login/get',
                            method:'get',
                            params:LoginForm
                        }).then(result=>{
                            if(result.data==1){
                                this.$message({
                                    type:'success',
                                    message:'登录成功',
                                    showClose: true
                                });
                                window.sessionStorage.setItem("username",LoginForm.loginName);
                                this.loading = false;
                                this.$router.push('/homeTest')
                            }else if(result.data==0){
                                this.$message({
                                    type:'error',
                                    message:'密码错误或验证码错误',
                                    showClose: true
                                });
                                this.loading = false;
                            }else {
                                this.$message({
                                    type:'error',
                                    message:'未知错误',
                                    showClose: true
                                })
                            }
                            console.log(result);
                        });
                        // this.$store.dispatch('user/login', LoginForm)
                        //   .then(() => {
                        //     console.log("登录成功");
                        //     this.$router.push({ path: this.redirect || '/', query: this.otherQuery })
                        //     this.loading = false
                        //   })
                        //   .catch(() => {
                        //     this.loading = false
                        //   })
                    } else {
                        console.log('error submit!!')
                        return false
                    }
                })
            },
            getOtherQuery(query) {
                return Object.keys(query).reduce((acc, cur) => {
                    if (cur !== 'redirect') {
                        acc[cur] = query[cur]
                    }
                    return acc
                }, {})
            },
            updateCaptcha(){
                this.captchaUrl='/login/captcha?time='+new Date();
            }
            // afterQRScan() {
            //   if (e.key === 'x-admin-oauth-code') {
            //     const code = getQueryObject(e.newValue)
            //     const codeMap = {
            //       wechat: 'code',
            //       tencent: 'code'
            //     }
            //     const type = codeMap[this.auth_type]
            //     const codeName = code[type]
            //     if (codeName) {
            //       this.$store.dispatch('LoginByThirdparty', codeName).then(() => {
            //         this.$router.push({ path: this.redirect || '/' })
            //       })
            //     } else {
            //       alert('第三方登录失败')
            //     }
            //   }
            // }
        }
    }
</script>

<style lang="scss">
    /* 修复input 背景不协调 和光标变色 */
    /* Detail see https://github.com/PanJiaChen/vue-element-admin/pull/927 */

    $bg:#283443;
    $light_gray:#fff;
    $cursor: #fff;

    @supports (-webkit-mask: none) and (not (cater-color: $cursor)) {
        .login-container .el-input input {
            color: $cursor;
        }
    }

    /* reset element-ui css */
    .login-container {
        .el-input {
            display: inline-block;
            height: 47px;
            width: 85%;

            input {
                background: transparent;
                border: 0px;
                -webkit-appearance: none;
                border-radius: 0px;
                padding: 12px 5px 12px 15px;
                color: $light_gray;
                height: 47px;
                caret-color: $cursor;

                &:-webkit-autofill {
                    box-shadow: 0 0 0px 1000px $bg inset !important;
                    -webkit-text-fill-color: $cursor !important;
                }
            }
        }

        .el-form-item {
            border: 1px solid rgba(255, 255, 255, 0.1);
            background: rgba(0, 0, 0, 0.1);
            border-radius: 5px;
            color: #454545;
        }
    }
    .el-form-item__content {

    }
</style>

<style lang="scss" scoped>
    $bg:#2d3a4b;
    $dark_gray:#889aa4;
    $light_gray:#eee;

    .login-container {
        min-height: 100%;
        width: 100%;
        background-color: $bg;
        overflow: hidden;

        .login-form {
            position: relative;
            width: 520px;
            max-width: 100%;
            padding: 160px 35px 0;
            margin: 0 auto;
            overflow: hidden;
        }

        .tips {
            font-size: 14px;
            color: #fff;
            margin-bottom: 10px;

            span {
                &:first-of-type {
                    margin-right: 16px;
                }
            }
        }

        .svg-container {
            padding: 6px 5px 6px 15px;
            color: $dark_gray;
            vertical-align: middle;
            width: 30px;
            display: inline-block;
        }

        .title-container {
            position: relative;

            .title {
                font-size: 26px;
                color: $light_gray;
                margin: 0px auto 40px auto;
                text-align: center;
                font-weight: bold;
            }
        }

        .show-pwd {
            position: absolute;
            right: 10px;
            top: 7px;
            font-size: 16px;
            color: $dark_gray;
            cursor: pointer;
            user-select: none;
        }

        .thirdparty-button {
            position: absolute;
            right: 0;
            bottom: 6px;
        }

        @media only screen and (max-width: 470px) {
            .thirdparty-button {
                display: none;
            }
        }
    }
</style>
